def error_opt(msg=None):
if msg is not None:
error_write("Error: " + msg + "\n")
backend_descr = "\n".join([" %-15s %s" % (n, d) for n, d in tracetool.backend.get_list()])
format_descr = "\n".join([" %-15s %s" % (n, d) for n, d in tracetool.format.get_list()])
error_write(
"""\
Usage: %(script)s --format=<format> --backends=<backends> [<options>]
Backends:
%(backends)s
Formats:
%(formats)s
Options:
--help This help message.
--list-backends Print list of available backends.
--check-backends Check if the given backend is valid.
--binary <path> Full path to QEMU binary.
--target-type <type> QEMU emulator target type ('system' or 'user').
--target-name <name> QEMU emulator target name.
--probe-prefix <prefix> Prefix for dtrace probe names
(default: qemu-<target-type>-<target-name>).\
"""
% {"script": _SCRIPT, "backends": backend_descr, "formats": format_descr}
)
if msg is None:
sys.exit(0)
else:
sys.exit(1)
def error_opt(msg=None):
if msg is not None:
error_write("Error: " + msg + "\n")
backend_descr = "\n".join(
[" %-15s %s" % (n, d) for n, d in tracetool.backend.get_list()])
format_descr = "\n".join(
[" %-15s %s" % (n, d) for n, d in tracetool.format.get_list()])
error_write("""\
Usage: %(script)s --format=<format> --backends=<backends> [<options>]
Backends:
%(backends)s
Formats:
%(formats)s
Options:
--help This help message.
--list-backends Print list of available backends.
--check-backends Check if the given backend is valid.
--binary <path> Full path to QEMU binary.
--target-type <type> QEMU emulator target type ('system' or 'user').
--target-name <name> QEMU emulator target name.
--group <name> Name of the event group
--probe-prefix <prefix> Prefix for dtrace probe names
(default: qemu-<target-type>-<target-name>).\
""" % {
"script": _SCRIPT,
"backends": backend_descr,
"formats": format_descr,
})
if msg is None:
sys.exit(0)
else:
sys.exit(1)